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单词 zenith distance
释义

zenith distance


noun Astronomy.

the angular distance from the zenith of a point on the celestial sphere to the sphere, measured along a great circle that is perpendicular to the horizon; the complement of the altitude.

Origin of zenith distance

First recorded in 1695–1705

Words nearby zenith distance

Zenist, zenith, zenithal, zenithal equidistant projection, zenithal projection, zenith distance, zenith telescope, zenith tube, Zenker's degeneration, Zenker's diverticulum, Zenker's necrosis
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for zenith distance

  • The zenith-distance of an object is the angle which the ray of light from it makes with the vertical direction thus defined.

    Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 7|Various
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更新时间:2024/12/23 15:37:08